Field Insider
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Most Improved players This Season in K League 1

The most improved players in K League 1, ranked on Field Insider.

Most improved goalkeepers in K League 1Most improved defenders in K League 1Most improved midfielders in K League 1Most improved attackers in K League 1Best players in K League 1Most in-form players in K League 1

At a glance

Jeon Byung-Kwan of Jeonbuk Motors is the standout for raw talent across players in K League 1, with a Field Insider Rating of 47.4, and Jin Si-Woo has been the form player this season, grading 38.2, and P. Sabbag leads the scoring with 10 goals.

The numbers a scout watches are the year-on-year jumps: P. Sabbag has improved his Season rating most, up +22.8 on last season, while Jo Seong-Kwon's scouting Rating has risen fastest, +3.6 over the same span. Those are the players whose trajectory is bending upward fastest.

By our market-value index, Jin Si-Woo of Gwangju FC is the most valuable name in this group at 15.6.

Best talent
Jeon Byung-Kwan47.4RTG
Jeonbuk Motors
In form
Jin Si-Woo38.2SsN
Gwangju FC
Rising potential
Jo Seong-Kwon+3.6RTG
Gwangju FC · 24/25→25/26
Most improved
P. Sabbag+22.8SsN
Suwon City FC · 21/22→25/26
Top scorer
P. Sabbag10goals
Suwon City FC
Most valuable
Jin Si-Woo15.6val
Gwangju FC
50 players · ranked by most improvedCustomise →
PlayerTeam
1P. SabbagCentre-forwardSuwon City FC29+22.8
21/22→25/26
26651.4%3032.3%
2Park Jin-SeopCentre-backJeonbuk Motors30+21.6
24/25→25/26
28317.6%2528.1%
3Song Jun-SeokFull-backGangwon FC25+17.2
24/25→25/26
25232.4%419.3%
4Park Cheong-HyoGoalkeeperGangwon FC36+16.2
24/25→25/26
20415.4%1216%
5Jo Seong-KwonFull-backGwangju FC25+15.4
24/25→25/26
18592.3%448.9%
6Kim Gun-HeeCentre-forwardGangwon FC31+15.3
24/25→25/26
152017.4%
7Lee Dong-GyeongCentre-forwardGimcheon Sangmu FC28+15.2
24/25→25/26
3291%3612.8%
8Song Bum-KeunGoalkeeperJeonbuk Motors28+14.7
24/25→25/26
19341.9%3420%
9Maeng Seong-UngCentral midfielderGimcheon Sangmu FC28+14.3
24/25→25/26
19332.6%3213.8%
10Hong Jeong-HoCentre-backJeonbuk Motors36+14.2
24/25→25/26
20244.8%12±0%
11Lee Seung-WonCentral midfielderGimcheon Sangmu FC23+14.1
24/25→25/26
19293.7%460.7%
12Lee Dong-JunCentral midfielderGimcheon Sangmu FC29+14.1
24/25→25/26
22183.1%2915.2%
13Mo Jae-HyeonCentral midfielderGangwon FC29+13.9
24/25→25/26
3084.8%3020.4%
14Lee Soon-MinCentral midfielderDaejeon Citizen32+13.7
24/25→25/26
22175.6%1929.2%
15Park Tae-JunCentral midfielderGimcheon Sangmu FC27+13.2
24/25→25/26
26104.8%3816.5%
16Hwang Do-YoonCentral midfielderFC Seoul23+11.5
24/25→25/26
15294.9%430.5%
17Lee Chang-MinCentral midfielderJeju United FC32+10.5
23/24→25/26
16201.9%1737.6%
18Oh Hu-SeongCentral midfielderGwangju FC26+10.2
24/25→25/26
111133.3%40±0%
19Kim Seung-SubCentral midfielderGimcheon Sangmu FC29+9.9
24/25→25/26
17145.6%2914%
20Kim Tae-HyunFull-backJeonbuk Motors29+9.2
24/25→25/26
17113.6%2820.6%
21Shin Min-HaCentre-backGangwon FC20+8.9
24/25→25/26
14185.4%441.6%
22Kim Jin-GyuAttacking midfielderJeonbuk Motors29+8.5
24/25→25/26
12223.7%3014.6%
23Kim Jin-SuFull-backFC Seoul34+8.3
24/25→25/26
1794.3%1328.5%
24HernandesCentral midfielderDaejeon Citizen26+8.1
24/25→25/26
15122.7%412.4%
25Kim Tae-HwanFull-backJeonbuk Motors37+8
24/25→25/26
1696.4%841.4%
26Byeon Jun-SooCentre-backGwangju FC24+7.6
24/25→25/26
1686.4%4410.3%
27Park Sang-HyeokCentre-forwardGimcheon Sangmu FC24+7.1
24/25→25/26
2053.4%46±0%
28Lee Hyun-YongCentre-backSuwon City FC22+6.8
24/25→25/26
10212.5%457%
29Jeon Min-GwangCentre-backPohang Steelers33+6.8
24/25→25/26
2244.2%1541.6%
30Sim Sang-MinFull-backGwangju FC33+6.4
24/25→25/26
12116.4%1330.4%
31Nam Tae-HeeCentre-forwardJeju United FC35+5.9
24/25→25/26
1567%1110.3%
32Lee You-HyeonCentral midfielderGangwon FC29+5.6
24/25→25/26
1381.2%2631.1%
33Lee Tae-HeeFull-backFC Anyang34+5.4
22/23→25/26
10125.6%1148.1%
34Lucas SilvaCentral midfielderFC Seoul26+5.3
24/25→25/26
1366.3%3616%
35João VictorWingerDaejeon Citizen27+4.8
20/21→25/26
9106.7%3631.1%
36ReisCentre-forwardGwangju FC33+4.4
24/25→25/26
2028.2%1533.6%
37Kim Ju-KongCentre-forwardDaegu FC30+4.3
24/25→25/26
1351.2%2421.2%
38Shin Chang-MooCentral midfielderGwangju FC33+3.7
24/25→25/26
1060.7%1232.6%
39Kim Bong-SooCentral midfielderDaejeon Citizen26+3.4
24/25→25/26
1433.3%4121.6%
40Yazan Al ArabCentre-backFC Seoul30+3.3
24/25→25/26
1822.6%2422.2%
41Lee Zi-SolCentre-backSuwon City FC27+3.2
24/25→25/26
6123.1%3415%
42Hwang In-JaeGoalkeeperPohang Steelers32+3.1
24/25→25/26
1427.9%1836.6%
43Kim Kyeong-MinGoalkeeperGwangju FC34+3
24/25→25/26
1820%1350.6%
44M. TuciCentre-backGangwon FC27+2.9
24/25→25/26
1720.4%3432%
45Shin Kwang-HoonFull-backPohang Steelers39+2.8
24/25→25/26
1328.6%642.6%
46Kim Jung-HyunCentral midfielderFC Anyang33+2.5
20/21→25/26
845.5%1266%
47Jeong Chi-InCentral midfielderDaegu FC28+2.2
24/25→25/26
1126.5%3121.6%
48Lee Jae-WonCentral midfielderSuwon City FC29+2
24/25→25/26
2210%2922.7%
49Kim Young-GwonCentre-backUlsan Hyundai FC36+1.7
24/25→25/26
219%1312.6%
50Cho Hyun-TaekFull-backUlsan Hyundai FC25+1.6
24/25→25/26
1118%422.6%